The evaluation of 128slice spiral CT for soft palate,hard palate and mandible in patients with obstructive sleep apnea hypopnea syndrom
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摘要: 目的: 探讨软腭、硬腭和下颌骨对阻塞性睡眠呼吸暂停低通气综合征(OSAHS)患者的发病机制的影响及指导临床治疗的价值。方法: 采用128层螺旋CT对52例OSAHS患者及32例正常人进行上气道扫描,分别测量软腭、硬腭和下颌骨的相关指标,统计分析二组测量指标差异,并与AHI、MSaO2做Pearson线性相关分析。结果: 与正常对照组相比,OSAHS组软腭长度(37.93±5.20 mm VS 33.52±4.25 mm,P<0.01)、下颌骨至颈椎前缘距离(75.00±7.10 mm VS 69.93±5.58 mm,P<0.01)明显更长,硬腭后缘至斜坡下缘距离明显更短(42.57±4.52 mm VS 45.80±2.94 mm,P<0.01),各测量指标与AHI和MSaO2均无显著相关(P>0.05)。结论: 软腭、硬腭及下颌骨为OSAHS重要发病因素之一,对临床治疗术式的选择具有参考价值,术前CT检查可以为OSAHS治疗提供帮助。Abstract: Objective: To discuss the soft palate, hard palate and mandibule for the pathogenesis and clinical treatment of patients who have obstructive sleep apnea hypopnea syndrome.Method: There were 52 patients with OSAHS diagnosed by the PSG and 32 cases of normal healthy volunteers in our hospital. All objects were given 128 slice spiral CT scan of the upper airway. We measured the related indexes of the soft palate, hard palate and mandible, then analysed statistical differences between them and did Pearson correlation analysis with apnea hypoventilation index (AHI), average blood oxygen saturation (MSaO2) in PSG.Result: Compared with the control group, the soft palate length[(37.93±5.20)mm VS (33.52±4.25)mm] and the distance between mandible with cervical vertebra[(75.00±7.10)mm VS (69.93±5.58)mm] increased significantly, but the distance of trailing edge of hard palate to inferior margin of slope significantly reduced[(42.57±4.52)mm VS (45.80±2.94)mm, P<0.01] in patients with OSAHS. Each measurement associated with AHI and MSaO2 had no significant correlation(P>0.05).Conclusion: The soft palate, hard palate and mandibular are some of the important risk factors of OSAHS, and they also have reference value for the choice of clinical treatment operation. Preoperative CT examination can offer help in the treatment of OSAHS.
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Key words:
- sleep apnea hypopnea syndrome /
- obstructive /
- soft palate /
- hard palate /
- mandible /
- tomography /
- X-ray computer
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